Alright, let's work through 72985897 times 50125964 step by step
72985897 × 50125964 = 50125964 × (72985897)
+ 50125964 × 7 that equals 350881748
+ 50125964 × 90 that is equal 4511336760
+ 50125964 × 800 which equals 40100771200
+ 50125964 × 5000 producing 250629820000
+ 50125964 × 80000 that equals 4010077120000
+ 50125964 × 900000 that equals 45113367600000
+ 50125964 × 2000000 that equals 100251928000000
+ 50125964 × 70000000 that is equal 3508817480000000

= 3658488445529708
